{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000412","500:5000000168","500:5000000308","500:5000000462","485:4850007153","485:4850007419","500:5000000210","485:4850007420","500:5000000411","485:4850007213","485:4850007287","500:5000000251","485:4850006854","500:5000000211","500:5000000023","485:4850007215","500:5000000253","500:5000000256","500:5000000075","500:5000000257","500:5000000106","500:5000000076","485:4850007426","485:4850007084","500:5000000206"],"twin_admin_codes":[500,500,500,500,485,485,500,485,500,485,485,500,485,500,500,485,500,500,500,500,500,500,485,485,500],"twin_sims":[0.7576259455699793,0.7161991914725141,0.7026697985329535,0.6923727429233965,0.6877012073497529,0.672067203188509,0.6612845955727149,0.6480913788022441,0.6053102354751833,0.60059588875929,0.599982050793954,0.5936829004901167,0.5353327991462554,0.5257888746222553,0.523860774712282,0.5207583978721536,0.5185051410187944,0.5100447556144332,0.509124132707657,0.5010906210646807,0.4949744926209327,0.48789684191202276,0.4871738252702343,0.4870076983829569,0.4743625846948104],"twin_dists":[0.09676573036024264,0.10611579357018905,0.10910511353201265,0.11136399494333032,0.1123847137266486,0.1157846807700012,0.11811739811959554,0.12096099729363405,0.13013581322714626,0.13114532145136934,0.1312767745137987,0.13262594668826191,0.14518860231605912,0.14726364124287505,0.14768383409298594,0.14836067796750682,0.1488528589035935,0.15070554038208872,0.15090760633957526,0.15267499344978613,0.15402578127163982,0.15559497865405147,0.15575566175397262,0.15579259201741502,0.15861533469092343],"n_dims_used":45,"mean_confidence":0.9184810214572483},"coverage":{"mean_confidence":0.9184810214572483,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}